==Early emetine-based preparations== Early use of emetine was in the form of oral administration of the extract of ipecac root, or ipecacuanha. This extract was originally thought to contain only one alkaloid, emetine, but was found to contain several, including cephaeline, psychotrine and others. Although this therapy was reportedly successful, t...
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http://en.wikipedia.org/wiki/Emetine
• (n.) A white crystalline bitter alkaloid extracted from ipecacuanha root, and regarded as its peculiar emetic principle.
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http://thinkexist.com/dictionary/meaning/emetine/
(em´ә-tēn) an alkaloid derived from ipecac or produced synthetically; its hydrochloride salt is used as an antiamebic.
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http://www.encyclo.co.uk/local/21001
Em'e·tine noun [ See
Emetic .]
(Chemistry) A white crystalline bitter alkaloid extracted from ipecacuanha root, and regarded as its peculiar emetic principle.
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http://www.encyclo.co.uk/webster/E/28
Type: Term Pronunciation: em′ĕ-tēn Definitions: 1. The principal alkaloid of ipecac, used as an emetic; its salts are used in amebiasis; available as the hydrochloride.
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http://www.medilexicon.com/medicaldictionary.php?t=28588
Emetine is an alkaloid obtained from the dried roots of Psychotria ipecacuanha, a Brazilian plant.
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http://www.probertencyclopaedia.com/browse/EE.HTM
a crystalline or white powdery substance, CHNO, the active principle of ipecac: used chiefly in the treatment of amebic dysentery and as an emetic and expectorant.
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https://www.infoplease.com/dictionary/emetine
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